Principal Software Engineer

At Microsoft Digital, we build and manage the critical products and services that power Microsoft’s internal operations. Our Employee Productivity Engineering (EPE) team is transforming the workplace experience for thousands of employees globally. We’re creating a connected, accessible, and sustainable digital workplace that seamlessly blends physical and digital environments to foster innovation, collaboration, and productivity.  Our mission is to scale intelligent workplace solutions that adapt to individual preferences and organizational dynamics—whether it’s customizing workspaces, optimizing building access, or enabling frictionless collaboration across the globe.

As a Principal Software Engineer, you will be a technical leader driving the architecture, strategy, and execution of next-generation workplace experiences. You will lead the design and development of AI-integrated platforms that unify mobile and web UX, enabling seamless, personalized, and context-aware interactions across all employee touchpoints.  You will collaborate with engineering, product, and business stakeholders to define and deliver solutions that scale across Microsoft’s global footprint, while mentoring and guiding senior engineers to achieve technical excellence.

This position is based at the Redmond campus with 3 days per week work in the office and 2 days per week work from home. Relocation assistance is available. 

Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.

• Define and drive the technical vision for intelligent workplace platforms that span mobile, web, and physical environments.
• Architect and develop scalable, resilient, and secure enterprise services using modern frameworks and cloud technologies.
• Lead the integration of AI/ML capabilities into user-facing applications to enable predictive, adaptive, and personalized experiences.
• Champion a unified cross-surface UX strategy, ensuring consistent and intuitive interactions across mobile and web platforms.
• Collaborate with cross-functional teams to deliver features that enhance employee productivity and workplace accessibility.
• Analyze telemetry, environmental data, and user behavior to inform design decisions and optimize system performance.
• Collaborate with product managers, designers, and engineering teams to align technical solutions with business goals.
• Mentor and grow engineering talent, fostering a culture of innovation, inclusion, and continuous improvement.
• Partner with Microsoft Digital and product leadership to align technical strategies with business goals.

Required Qualifications:

• Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C#, ASP.NET, MVC, Web API, and ReactJS/AngularJS. 
  • OR equivalent experience.

Other Requirements:

Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include, but are not limited to the following specialized security screenings: Microsoft Cloud Background Check:

• This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.

Preferred Qualifications:

• 3+ years experience in technical leadership roles. 
• 3+ years' experience in mobile development, including React Native, Swift, Kotlin, or Xamarin, with a focus on cross-platform UX.
• Proven experience architecting and delivering scalable cloud-native applications on Azure or equivalent platforms.
• Demonstrated experience with Generative AI, including building and deploying applications using Azure OpenAI, Copilot Studio, or equivalent platforms.
• Experience developing intelligent agents and Copilot extensions, including plugin development and orchestration of multi-agent workflows.
• Demonstrated experience integrating AI/ML models into enterprise applications, particularly for mobile applications.
• Proficiency in software architecture, distributed systems, and data platforms (SQL, NoSQL).
• Understanding of Responsible AI principles, data governance, and enterprise compliance.
• Experience with Microsoft Graph, Azure Cognitive Services, or other AI APIs.
• Experience building and operating large-scale distributed systems with high availability, performance, and security requirements.
• Familiarity with enterprise telemetry, observability, and performance optimization in cloud-native environments.
• Contributions to open-source projects or published research in AI or software engineering.
• Familiarity with Agile, DevOps, and CI/CD practices at scale.

Software Engineering IC5 - The typical base pay range for this role across the U.S. is USD $139,900 - $274,800 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year.

Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:
https://careers.microsoft.com/us/en/us-corporate-pay

This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.